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-rw-r--r--lib/Travel/Status/DE/IRIS/Stations.pm13
1 files changed, 5 insertions, 8 deletions
diff --git a/lib/Travel/Status/DE/IRIS/Stations.pm b/lib/Travel/Status/DE/IRIS/Stations.pm
index 2c8b8b4..87b73e4 100644
--- a/lib/Travel/Status/DE/IRIS/Stations.pm
+++ b/lib/Travel/Status/DE/IRIS/Stations.pm
@@ -6,6 +6,7 @@ use 5.014;
use utf8;
use List::Util qw(min);
+use List::UtilsBy qw(uniq_by);
use List::MoreUtils qw(firstval pairwise);
use Text::LevenshteinXS qw(distance);
@@ -15271,17 +15272,13 @@ sub get_station_by_name {
my @distances = map { distance( $nname, $_->[1] ) } @stations;
my $min_dist = min(@distances);
- my $minp1_dist = min( grep { $_ != $min_dist } @distances );
my @station_map = pairwise { [ $a, $b ] } @stations, @distances;
- # arbitrary selection: edit distance < 5 is probably a typo, >= 5
- # probably means the station does not exist / has an odd name
- if ( $min_dist < 5 ) {
- return map { $_->[0] } grep { $_->[1] == $min_dist } @station_map;
- }
+ my @substring_matches = grep { $_->[1] =~ m{$name}i } @stations;
+ my @levenshtein_matches
+ = map { $_->[0] } grep { $_->[1] == $min_dist } @station_map;
- # always return a list when the edit distance is large
- return map { $_->[0] } grep { $_->[1] <= $minp1_dist } @station_map;
+ return uniq_by { $_->[0] } ( @substring_matches, @levenshtein_matches );
}
1;